发明人张德明,唐晓军,高志强. "Method for the Synthesis of Ethyl 2-((4-acetylphenyl)carbamoyl)hydrazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 117482025 B, 授权公告日 2018-11-23.
发明人沈红梅,李文辉,杨光. "A Process for Preparing High-Purity Ethyl 2-((4-acetylphenyl)carbamoyl)hydrazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113032682 A, 授权公告日 2019-04-15.
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